CN219227020U

CN219227020U - Radiating device of box-type transformer substation

Info

Publication number: CN219227020U
Application number: CN202223429315.7U
Authority: CN
Inventors: 时建锋; 富佳炜; 陆杰; 王伟锋
Original assignee: Jiaxing Yida Electric Power Engineering Co ltd
Current assignee: Jiaxing Yida Electric Power Engineering Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-20
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a heat dissipation device of a box-type transformer substation, which comprises: the heat convection assembly comprises an outer shell plate, a plurality of heat exchange partition plates, outer runners and inner runners, wherein the outer runners are positioned on two sides of the heat exchange partition plates, and the heat exchange partition plates are uniformly distributed at intervals. According to the utility model, the novel heat exchange type cooling structure is arranged, the circulating air fan and the air inlet fan are utilized to circulate air flow in the convection heat exchange assembly, the outer flow channel and the inner flow channel are respectively established in the convection heat exchange assembly, the inner flow channel and the outer flow channel circulate independently, and the heat energy migration is carried out on the surface of the heat exchange partition plate, so that the inside of the box-type transformer substation is cooled, and the box-type transformer substation is isolated from the external air flow, so that the sealing protection, the cooling and the heat dissipation of the box-type transformer substation are realized.

Description

Radiating device of box-type transformer substation

Technical Field

The utility model relates to the technical field of box-type substations, in particular to a heat dissipation device of a box-type substation.

Background

At present, the box-type transformer station on the market basically only has a heat dissipation system with smaller flow or is designed to directly omit the heat dissipation system initially, but the use environment of the box-type transformer station is wide, the climate of the natural environment is changeable, and the heat dissipation effect in the operation process of the box-type transformer station is directly influenced. The temperature is an important parameter when the electrical equipment is operated, is closely related to the insulation performance and the service life of the equipment, and the box-type transformer substation belongs to closed electrical equipment, especially in a severe high-temperature environment, if the heat generated in the operation process of the box-type transformer substation cannot be effectively dissipated, the insulation aging of the electrical equipment is extremely easy to be caused in a long-time high-temperature operation state, the short circuit and the discharge of the equipment are caused by the reduction of the insulation performance, and serious accidents such as fire, explosion and the like occur.

The existing box-type substation heat dissipation mainly conducts convection movement through inner and outer airflows, guides out high-temperature airflows inside the box-type substation to the outer side of the box-type substation, conducts cooling to the inside of the box-type substation through the inside of the outside high-temperature airflows of the box-type substation by active or negative pressure passive suction, and leads to the reduction of the sealing performance of the box-type substation due to the heat dissipation mode, and corrosion or short circuit damage of internal equipment is caused by the introduction of external dust and moisture. In view of the above, the present utility model has been made in view of the above problems, and it is an object of the present utility model to provide a heat dissipating device for a box-type substation, which solves the problems and improves the practical value.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows: a heat sink for a box-type substation, comprising: the heat convection assembly comprises an outer shell plate, a plurality of heat exchange partition plates, outer runners and inner runners, wherein the outer runners and the inner runners are arranged on two sides of the heat exchange partition plates at uniform intervals, the upper end and the lower end of the outer runners are communicated with the outer exhaust port and the outer exhaust port, and the upper end and the lower end of the inner runner are communicated with the ends of the inner air inlet and the inner air outlet.

The present utility model may be further configured in a preferred example to: the interface opposite direction of the inner air inlet and the inner air outlet is opposite to the interface opposite direction of the outer air outlet and the outer air inlet, and the connecting line of the outer air outlet and the outer air inlet is intersected with the connecting line of the inner air inlet and the inner air outlet.

The present utility model may be further configured in a preferred example to: the heat exchange partition plate is characterized in that sealing edge strips are fixedly arranged on two sides of the heat exchange partition plate, the sealing edge strips are positioned on two sides of the outer flow channel and the inner flow channel, and the two sides of the sealing edge strips are adhered and fixed with the surfaces of the adjacent heat exchange partition plate.

The present utility model may be further configured in a preferred example to: the shell plate is the surface of heat exchange baffle at both ends, screw thread pull rod has run through to be arranged on the surface of shell plate and heat exchange baffle, shell plate and interior gas outlet are metal material component.

The present utility model may be further configured in a preferred example to: the heat exchange partition board is of a copper foil structure, and the thickness of the heat exchange partition board is less than or equal to 2mm.

The present utility model may be further configured in a preferred example to: one side of the circulating air fan is fixedly provided with a refrigerating assembly, and the surface of the refrigerating assembly is fixedly provided with a plurality of heat conducting fins.

The beneficial effects obtained by the utility model are as follows:

1. according to the utility model, the novel heat exchange type cooling structure is arranged, the circulating air fan and the air inlet fan are utilized to circulate air flow in the convection heat exchange assembly, the outer flow channel and the inner flow channel are respectively established in the convection heat exchange assembly, the inner flow channel and the outer flow channel circulate independently, and the heat energy migration is carried out on the surface of the heat exchange partition plate, so that the inside of the box-type transformer substation is cooled, and the box-type transformer substation is isolated from the external air flow, so that the sealing protection, the cooling and the heat dissipation of the box-type transformer substation are realized.

2. According to the utility model, the integrated heat dissipation structure is formed by combining the convection heat exchange assembly, the circulating air fan and the air inlet fan, so that the integrated heat dissipation structure is convenient to disassemble and assemble and is modified from the heat dissipation structure of the traditional box-type transformer substation, and the integrated heat dissipation structure can be added and installed at will, so that the practicability of the heat dissipation device is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is an exploded view of a heat convection assembly according to one embodiment of the utility model;

FIG. 3 is a schematic view of the outer and inner flow paths according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a circulating fan according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a box substation and heat sink installation according to one embodiment of the present utility model;

fig. 6 is a schematic diagram illustrating a heat dissipating device according to an embodiment of the present utility model.

Reference numerals:

100. a convective heat exchange assembly; 110. an inner air inlet; 120. an inner air outlet; 130. an outer exhaust port; 140. an outer air inlet; 101. a housing plate; 102. a heat exchange partition plate; 103. an outer flow passage; 104. an inner flow passage;

200. a circulating air fan; 210. a refrigeration assembly; 211. a heat conduction fin; 300. an air inlet fan.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

A heat dissipating device for a box-type substation according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1 to 6, the heat dissipation device of a box-type substation provided by the present utility model includes: the convection heat exchange assembly 100, the circulating air fan 200 and the air inlet fan 300, the top surface of the convection heat exchange assembly 100 is fixedly provided with the inner air inlet 110 and the outer air outlet 130, the bottom surface of the convection heat exchange assembly 100 is fixedly provided with the inner air outlet 120 and the outer air outlet 130, the circulating air fan 200 and the air inlet fan 300 are respectively fixedly provided with the ports of the inner air inlet 110 and the air inlet fan 300, the convection heat exchange assembly 100 comprises an outer shell plate 101, a plurality of heat exchange partition plates 102 and an outer flow channel 103 and an inner flow channel 104 which are positioned at two sides of the heat exchange partition plates 102 at equal intervals, the outer flow channel 103 and the inner flow channel 104 are alternately arranged at two sides of the heat exchange partition plates 102, the upper end and the lower end of the outer flow channel 103 are communicated with the outer air outlet 130 and the outer air inlet 140, and the upper end and the lower end of the inner flow channel 104 are communicated with the ends of the inner air inlet 110 and the inner air outlet 120.

In this embodiment, the interface pairs of the inner air inlet 110 and the inner air outlet 120 are opposite to the interface pairs of the outer air outlet 130 and the outer air inlet 140, and the connection lines of the outer air outlet 130 and the outer air inlet 140 intersect with the connection lines of the inner air inlet 110 and the inner air outlet 120.

Specifically, the inner air inlet 110 and the inner air outlet 120 are respectively utilized to circulate air flow inside the box-type substation, the outer air outlet 130 and the outer air inlet 140 circulate air flow outside the box-type substation, so that two air flows independently move, and external impurities and water vapor are prevented from entering the box-type substation.

In this embodiment, sealing strips are fixedly mounted on two sides of the heat exchange separator 102, the sealing strips are located on two sides of the outer runner 103 and the inner runner 104, and two sides of the sealing strips are adhered and fixed to surfaces of adjacent heat exchange separators 102.

In this embodiment, the outer shell plate 101 is a surface of the heat exchange partition plate 102 at two ends, threaded tie rods are arranged on the surfaces of the outer shell plate 101 and the heat exchange partition plate 102 in a penetrating manner, and the outer shell plate 101 and the inner air outlet 120 are metal members.

Specifically, a plurality of heat exchange baffles 102 and sealing edge strips on two sides are laminated and pressed together to form a plurality of independent air passage structures, and two adjacent air passages are used for independent circulation of internal and external air flow.

In this embodiment, the heat exchange separator 102 has a copper foil structure, and the thickness of the heat exchange separator 102 is 2mm or less.

Specifically, the heat conduction efficiency between the outer runner 103 and the inner runner 104 is improved by using an ultra-thin copper foil.

In this embodiment, a refrigeration assembly 210 is fixedly installed at one side of the circulating air fan 200, and a plurality of heat conductive fins 211 are fixedly installed at the surface of the refrigeration assembly 210.

Specifically, when the internal heat dissipation efficiency is low due to the high outside air temperature, the operation of the air inlet fan 300 is stopped, and the active circulation cooling of the air flow can be performed through the circulating air fan 200 and the refrigerating assembly 210, so that the dependence on the external environment is eliminated.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A heat sink for a box-type substation, comprising: the heat convection assembly comprises a heat convection assembly (100), a circulating air fan (200) and an air inlet fan (300), wherein an inner air inlet (110) and an outer air outlet (130) are fixedly arranged on the top surface of the heat convection assembly (100), an inner air outlet (120) and an outer air outlet (130) are fixedly arranged on the bottom surface of the heat convection assembly (100), the circulating air fan (200) and the air inlet fan (300) are fixedly arranged at ports of the inner air inlet (110) and the air inlet fan (300) respectively, the heat convection assembly (100) comprises an outer shell plate (101) and a plurality of heat exchange partition boards (102) and outer flow channels (103) and inner flow channels (104) which are arranged on two sides of the heat exchange partition boards (102) at equal intervals, the upper end and the lower end of the outer flow channels (103) are alternately arranged on two sides of the heat exchange partition boards (102) and the outer air outlet (130) and the outer air inlet (140), and the upper end and lower end portions of the inner flow channels (104) are communicated with the inner air inlet (110) and the end portions of the inner air outlet (120).

2. The heat dissipating device of a box-type substation according to claim 1, wherein the interface of the inner air inlet (110) and the inner air outlet (120) is opposite to the interface of the outer air outlet (130) and the outer air inlet (140), and the connection line of the outer air outlet (130) and the outer air inlet (140) is intersected with the connection line of the inner air inlet (110) and the inner air outlet (120).

3. The heat dissipating device of a box-type substation according to claim 1, wherein sealing edges are fixedly installed on two sides of the heat exchange partition board (102), the sealing edges are located on two sides of the outer runner (103) and the inner runner (104), and two sides of the sealing edges are adhered and fixed to surfaces of the adjacent heat exchange partition board (102).

4. The heat dissipating device of a box-type substation according to claim 1, wherein the outer shell plate (101) is a surface of a heat exchange partition plate (102) at two ends, threaded pull rods are arranged on the surfaces of the outer shell plate (101) and the heat exchange partition plate (102) in a penetrating manner, and the outer shell plate (101) and the inner air outlet (120) are made of metal materials.

5. The heat dissipating device of a box-type substation according to claim 1, wherein the heat exchanging partition board (102) is of a copper foil structure, and the thickness of the heat exchanging partition board (102) is 2mm or less.

6. The heat dissipating device of a box-type substation according to claim 1, wherein a refrigeration component (210) is fixedly installed on one side of the circulating air fan (200), and a plurality of heat conducting fins (211) are fixedly installed on the surface of the refrigeration component (210).